Optimism is a learned skill. Once you learn it, you can improve your life in every way.
The true historian is a soldier of truth.
We just try to make music that we love and that we would want to listen to.
解释:节俭就会产生对生产不利的因素,侈靡则造成对财富的耗费。
在战争中,任何拖延都是危险的。
发现的快乐是这些年来一直激励我的动力。
"The only limit to our realization of tomorrow will be our doubts of today."
The coal research is just as important as the DNA work.